Παραπομπή APA

Graham, M. (1956). Sea fisheries: Their investigation in the United Kingdom. Edward arnold.

Παραπομπή Chicago Style

Graham, Michael. Sea Fisheries: Their Investigation in the United Kingdom. London: Edward arnold, 1956.

Παραπομπή MLA

Graham, Michael. Sea Fisheries: Their Investigation in the United Kingdom. Edward arnold, 1956.